js/bootstrap-dropdown.js in twitter-bootstrap-ruby-2.1.1.0 vs js/bootstrap-dropdown.js in twitter-bootstrap-ruby-2.3.1.0

@@ -1,7 +1,7 @@
 /* ============================================================
- * bootstrap-dropdown.js v2.1.1
+ * bootstrap-dropdown.js v2.3.1
  * http://twitter.github.com/bootstrap/javascript.html#dropdowns
  * ============================================================
  * Copyright 2012 Twitter, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -51,13 +51,14 @@
 
       clearMenus()
 
       if (!isActive) {
         $parent.toggleClass('open')
-        $this.focus()
       }
 
+      $this.focus()
+
       return false
     }
 
   , keydown: function (e) {
       var $this
@@ -78,13 +79,16 @@
 
       $parent = getParent($this)
 
       isActive = $parent.hasClass('open')
 
-      if (!isActive || (isActive && e.keyCode == 27)) return $this.click()
+      if (!isActive || (isActive && e.keyCode == 27)) {
+        if (e.which == 27) $parent.find(toggle).focus()
+        return $this.click()
+      }
 
-      $items = $('[role=menu] li:not(.divider) a', $parent)
+      $items = $('[role=menu] li:not(.divider):visible a', $parent)
 
       if (!$items.length) return
 
       index = $items.index($items.filter(':focus'))
 
@@ -98,12 +102,13 @@
     }
 
   }
 
   function clearMenus() {
-    getParent($(toggle))
-      .removeClass('open')
+    $(toggle).each(function () {
+      getParent($(this)).removeClass('open')
+    })
   }
 
   function getParent($this) {
     var selector = $this.attr('data-target')
       , $parent
@@ -111,20 +116,23 @@
     if (!selector) {
       selector = $this.attr('href')
       selector = selector && /#/.test(selector) && selector.replace(/.*(?=#[^\s]*$)/, '') //strip for ie7
     }
 
-    $parent = $(selector)
-    $parent.length || ($parent = $this.parent())
+    $parent = selector && $(selector)
 
+    if (!$parent || !$parent.length) $parent = $this.parent()
+
     return $parent
   }
 
 
   /* DROPDOWN PLUGIN DEFINITION
    * ========================== */
 
+  var old = $.fn.dropdown
+
   $.fn.dropdown = function (option) {
     return this.each(function () {
       var $this = $(this)
         , data = $this.data('dropdown')
       if (!data) $this.data('dropdown', (data = new Dropdown(this)))
@@ -133,18 +141,25 @@
   }
 
   $.fn.dropdown.Constructor = Dropdown
 
 
+ /* DROPDOWN NO CONFLICT
+  * ==================== */
+
+  $.fn.dropdown.noConflict = function () {
+    $.fn.dropdown = old
+    return this
+  }
+
+
   /* APPLY TO STANDARD DROPDOWN ELEMENTS
    * =================================== */
 
-  $(function () {
-    $('html')
-      .on('click.dropdown.data-api touchstart.dropdown.data-api', clearMenus)
-    $('body')
-      .on('click.dropdown touchstart.dropdown.data-api', '.dropdown form', function (e) { e.stopPropagation() })
-      .on('click.dropdown.data-api touchstart.dropdown.data-api'  , toggle, Dropdown.prototype.toggle)
-      .on('keydown.dropdown.data-api touchstart.dropdown.data-api', toggle + ', [role=menu]' , Dropdown.prototype.keydown)
-  })
+  $(document)
+    .on('click.dropdown.data-api', clearMenus)
+    .on('click.dropdown.data-api', '.dropdown form', function (e) { e.stopPropagation() })
+    .on('click.dropdown-menu', function (e) { e.stopPropagation() })
+    .on('click.dropdown.data-api'  , toggle, Dropdown.prototype.toggle)
+    .on('keydown.dropdown.data-api', toggle + ', [role=menu]' , Dropdown.prototype.keydown)
 
-}(window.jQuery);
\ No newline at end of file
+}(window.jQuery);